[Event "New York Marshall op 04"]
[Site "New York"]
[Date "2024.04.15"]
[Round "5"]
[White "Dong, Kyle Qiyu"]
[Black "Chen, Derek H"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "1972"]
[BlackElo "2070"]
[PlyCount "106"]
[EventDate "2024.04.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. c4 Nf6 2. g3 c6 3. Bg2 d5 4. Nf3 Bg4 5. Qb3 Qb6 6. d3 Nbd7 7. Be3 dxc4 8. dxc4 Qc7 9. Nbd2 e5 10. h3 Bxf3 11. Bxf3 Bc5 12. Bxc5 Nxc5 13. Qe3 Ne6 14. Nb3 0-0 15. 0-0 c5 16. Bg2 Rad8 17. Rad1 Nd4 18. Nxd4 exd4 19. Qb3 Rfe8 20. Rfe1 Re7 21. e3 Rde8 22. Rd3 b6 23. f4 h5 24. h4 Qd7 25. Red1 Qg4 26. exd4 Re1+ 27. Bf1 Qh3 28. Rxe1 Rxe1 29. Rf3 Ng4 30. Qc2 Rxf1+ 31. Rxf1 Qxf1+ 32. Kxf1 Ne3+ 33. Ke2 Nxc2 34. dxc5 bxc5 35. a3 Nd4+ 36. Kf2 Kf8 37. b4 Nc2 38. bxc5 Nxa3 39. c6 Ke7 40. c5 Kd8 41. f5 Kc7 42. g4 hxg4 43. Kg3 Nc4 44. Kxg4 Ne5+ 45. Kf4 f6 46. Ke4 Kxc6 47. Kd4 a5 48. h5 a4 49. Kc3 Kxc5 50. h6 gxh6 51. Kb2 Kb4 52. Ka2 h5 53. Kb1 h4 0-1

[Event "New York Marshall op 04"]
[Site "New York"]
[Date "2024.04.13"]
[Round "2"]
[White "Chen, Derek H"]
[Black "Ayyappan, Santhosh"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2070"]
[BlackElo "1922"]
[PlyCount "105"]
[EventDate "2024.04.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. d3 d6 8. a3 Na5 9. Ba2 c5 10. Nc3 0-0 11. h3 Nc6 12. Nd5 Nxd5 13. Bxd5 Qc7 14. Nh2 Be6 15. f4 exf4 16. Bxf4 Bf6 17. c3 Bxd5 18. exd5 Ne7 19. Ng4 Nxd5 20. Qf3 Nxf4 21. Nxf6+ gxf6 22. Qxf4 Rae8 23. Rf3 Qe7 24. Raf1 Qe5 25. Qh4 f5 26. d4 cxd4 27. cxd4 Qe7 28. Qh6 Kh8 29. Rg3 Rg8 30. Rxg8+ Rxg8 31. Rxf5 Rg6 32. Qf4 Kg7 33. h4 h6 34. Qf2 Rg4 35. Rf4 Qe6 36. Rxg4+ Qxg4 37. Kh2 Qe4 38. g3 f5 39. Qd2 Kg6 40. Qf4 d5 41. Qd2 Kh5 42. Qd1+ Qg4 43. Qe1 Qe4 44. Qd1+ Kg6 45. Qd2 Kh7 46. Qf4 Kg7 47. Qc7+ Kg6 48. Qc3 Kh5 49. Qd2 Kg4 50. Qd1+ Qf3 51. Qe1 a5 52. Qg1 Qe2+ 53. Kh1 0-1

[Event "New York Marshall op 04"]
[Site "New York"]
[Date "2024.04.13"]
[Round "1"]
[White "Hebbar, Eshaan"]
[Black "Chen, Derek H"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "2201"]
[BlackElo "2070"]
[PlyCount "188"]
[EventDate "2024.04.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 b6 6. Bg2 Bb7 7. 0-0 Bxd2 8. Qxd2 d6 9. Nc3 Nbd7 10. Qc2 0-0 11. Rfd1 Qe7 12. a3 c5 13. Qd3 d5 14. cxd5 exd5 15. dxc5 Nxc5 16. Qc2 Nce4 17. e3 Rfc8 18. Qb3 Nxf2 19. Re1 Nd3 20. Nxd5 Bxd5 21. Qxd3 Be4 22. Qb3 Rc2 23. Rac1 Rxc1 24. Rxc1 Qb7 25. Nh4 Bxg2 26. Nxg2 h5 27. Qc3 Rd8 28. Nf4 Qf3 29. Rf1 Qe4 30. Re1 h4 31. gxh4 Ng4 32. Qc7 Rd1 33. Qc8+ Kh7 34. Qc3 Rxe1+ 35. Qxe1 Nxe3 36. Qg3 Qb1+ 37. Kf2 Nd1+ 38. Ke2 Nxb2 39. Qg5 Qe4+ 40. Kf1 Qf3+ 41. Kg1 Qe3+ 42. Kf1 Qe4 43. Nh5 Qb1+ 44. Kf2 Qc2+ 45. Kf1 Qg6 46. Qe5 Nd3 47. Qd5 Nc5 48. Qe5 f6 49. Qe2 Qd3 50. Ng3 Qxe2+ 51. Kxe2 b5 52. Kd2 b4 53. axb4 axb4 54. Ke3 b3 55. Kd2 Kg6 56. Kc3 f5 57. Ne2 Kh5 58. Nd4 g6 59. Nf3 Nd7 60. h3 Nc5 61. Kb2 Kh6 62. Kc3 Kh5 63. Kb2 Ne4 64. Kxb3 Nf2 65. Kc4 Nxh3 66. Kd4 Nf4 67. Ke3 Ng2+ 68. Kf2 Nxh4 69. Ne5 f4 70. Nd7 Kg5 71. Ne5 Kf5 72. Nf7 g5 73. Nh6+ Ke4 74. Ng4 Ng6 75. Nf6+ Kf5 76. Ne8 g4 77. Nd6+ Ke6 78. Ne4 Ne5 79. Nd2 Kf5 80. Kg2 Kg5 81. Nf1 Kh4 82. Kh2 g3+ 83. Kg1 Kh3 84. Nd2 f3 85. Ne4 Nc4 86. Kh1 Kg4 87. Nf6+ Kf5 88. Nh5 Kg4 89. Nf6+ Kh4 90. Ne4 Ne3 91. Kg1 Kg4 92. Kh1 Kf4 93. Nc3 Ke5 94. Nb1 f2 0-1

[Event "Nashville Super Nationals V"]
[Site "Nashville"]
[Date "2013.04.05"]
[Round "1"]
[White "Chen, Derek H"]
[Black "Ostrovskiy, Aleksandr A"]
[Result "0-1"]
[ECO "B19"]
[BlackElo "2379"]
[PlyCount "93"]
[EventDate "2013.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Bb4 13. c3 Be7 14. c4 Qc7 15. 0-0-0 Ngf6 16. Kb1 0-0 17. Qe2 Rfe8 18. Nf1 Bd6 19. Ne3 b5 20. c5 Bf8 21. g4 e5 22. dxe5 Nxe5 23. Nxe5 Qxe5 24. Bc3 Qe4+ 25. Qc2 Qxc2+ 26. Kxc2 Ne4 27. Rhf1 Bxc5 28. Nf5 Nxc3 29. Kxc3 Rad8 30. f3 Bf8 31. Rfe1 g6 32. hxg6 fxg6 33. Nh4 Kf7 34. Rxe8 Rxe8 35. Rd7+ Re7 36. Rxe7+ Bxe7 37. Ng2 h5 38. Nf4 Bd6 39. Nh3 Be5+ 40. Kc2 Ke6 41. b3 c5 42. gxh5 gxh5 43. a4 bxa4 44. Kd2 Kd5 45. Ke3 h4 46. f4 Bd4+ 47. Kf3 0-1

[Event "US Amateur West-ch"]
[Site "Palo Verde"]
[Date "2010.05.29"]
[Round "1"]
[White "Orlowski, Jesse N"]
[Black "Chen, Derek H"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1994"]
[BlackElo "1671"]
[PlyCount "30"]
[EventDate "2010.05.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nc6 5. Nf3 Bg4 6. Nc3 Bxf3 7. gxf3 e5 8. dxe5 d4 9. Nd5 Nxe5 10. Qe2 f6 11. f4 d3 12. Qe4 Bb4+ 13. Nxb4 Qe7 14. fxe5 Qxb4+ 15. Kd1 0-0-0 1-0

